+% Tools afkortingen
+\newcommand{\PHP}{\textsc{PHP}}
+\newcommand{\SQL}{\textsc{SQL}}
+\newcommand{\LDAP}{\textsc{LDAP}}
+\newcommand{\XML}{\textsc{XML}}
+\newcommand{\HTML}{\textsc{HTML}}
+\newcommand{\JSON}{\textsc{JSON}}
+
+% Reference naar de source
+\newcommand{\srcref}[2]{\texttt{#1} (line (s) #2)}
+
+% Pass en fail
+\newcommand{\pass}{\ding{51}}
+\newcommand{\fail}{\ding{55}}
+